condition mean min max 4 h after light 796.1477675 615.616672 976.678863 8 h after light 959.6044405 864.570738 1054.638143 12 h after light 636.735562 470.98592 802.485204 4 h after dark 604.7558214999999 504.175397 705.336246 8 h after dark 490.34744150000006 450.693595 530.001288 12 h after dark 352.847441 352.847441 352.847441